Sim Studio
sim.ai
Open sourceMCPNo card
Open-source visual workspace for building and running agent workflows.
- Free tier
- Yes
- Per month
- Free – $100/seat
- MCP
- Yes
Why it's here
Open-source visual agent workflows with MCP, API and RAG; free tier is credit-limited.
Free tier
Free workspace with 1,000 one-time credits and 30-day run logs.
Visit Sim Studio(opens in a new tab)
Last verified
Agent Frameworks
#11 of 26Open-source visual agent workflows with MCP, API and RAG; free tier is credit-limited.
| per month | FreeFree1,000 one-time credits | Pro$25/seat6,000 credits/mo + weekly refresh | Max$100/seat25,000 credits/mo + weekly refresh | EnterpriseCustomCustom credits and deployment |
|---|---|---|---|---|
| Native agents | ||||
| Own LLM keys | ||||
| No usage meter | ||||
| Built-in RAG | ||||
| API & embed | ||||
| MCP tools | ||||
| Triggers | ||||
| Human approval | ||||
| Run logs | ||||
| Team seats | 1 seats |